40 lines
670 B
Solidity
40 lines
670 B
Solidity
pragma solidity ^0.4.23;
|
|
|
|
import "../token/ERC721/ERC721Receiver.sol";
|
|
|
|
|
|
contract ERC721ReceiverMock is ERC721Receiver {
|
|
bytes4 retval;
|
|
bool reverts;
|
|
|
|
event Received(
|
|
address _address,
|
|
uint256 _tokenId,
|
|
bytes _data,
|
|
uint256 _gas
|
|
);
|
|
|
|
constructor(bytes4 _retval, bool _reverts) public {
|
|
retval = _retval;
|
|
reverts = _reverts;
|
|
}
|
|
|
|
function onERC721Received(
|
|
address _address,
|
|
uint256 _tokenId,
|
|
bytes _data
|
|
)
|
|
public
|
|
returns(bytes4)
|
|
{
|
|
require(!reverts);
|
|
emit Received(
|
|
_address,
|
|
_tokenId,
|
|
_data,
|
|
gasleft() // msg.gas was deprecated in solidityv0.4.21
|
|
);
|
|
return retval;
|
|
}
|
|
}
|